The carbohydrates produced in leaves can not be translocated to different growing parts of plant in the absence of

Answer: Option B

Plants produce carbohydrates i.e. their food and energy in green leaves by the process of photosynthesis which is transported by the phloem tissues to all parts of the plant but the main element which is essential for its translocation is Boron. Boron plays a vital role in plant metabolic activities.